package com.yhsimon.diy;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;

//注解实现AOP
@Aspect
public class AnnotationPointCut {

    @Before("execution(* com.yhsimon.service.UserServiceImpl.*(..))")
    public void before(){
        System.out.println("方法执行前");
    }

    @After("execution(* com.yhsimon.service.UserServiceImpl.*(..))")
    public void after(){
        System.out.println("方法执行后");
    }

    //在环绕增强中，可以给定一个参数，代表我们要获取处理切入的点
    @Around("execution(* com.yhsimon.service.UserServiceImpl.*(..))")
    public void around(ProceedingJoinPoint joinPoint) throws Throwable {
        System.out.println("环绕前");

        System.out.println("signature："+joinPoint.getSignature());
        joinPoint.proceed();
        System.out.println("环绕后");

    }
}
